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[Bug tree-optimization/15089] [3.4/4.0 Regression] [tree-ssa] local register variable with a specified register is bad
- From: "bonzini at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 27 Sep 2004 08:32:17 -0000
- Subject: [Bug tree-optimization/15089] [3.4/4.0 Regression] [tree-ssa] local register variable with a specified register is bad
- References: <20040423040422.15089.nico@cam.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From bonzini at gcc dot gnu dot org 2004-09-27 08:32 -------
> Note even after your patch, the tree-ssa will fail still, DOM needs not to
> propagate stores past register variables.
And CCP as well (strange that PRE does not catch it!)
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15089